<%@ page language="java" contentType="text/html; charset=UTF-8"  
    pageEncoding="UTF-8"%>  
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE html >  
<html>  
<head>  
<script type="text/javascript" src="<%=basePath%>js/jquery.min.js"></script>
<script type="text/javascript" src="<%=basePath%>js/jquery.js"></script>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">  
<title>Insert title here</title>  
<script type="text/javascript">  
    i = 1;  
    j = 1;  
    $(document).ready(function(){  
          
        $("#btn_add1").click(function(){  
            document.getElementById("newUpload1").innerHTML+='<div id="div_'+i+'"><input  name="file" type="file"  /><input type="button" value="删除"  onclick="del_1('+i+')"/></div>';  
              i = i + 1;  
        });  
          
        $("#btn_add2").click(function(){  
            document.getElementById("newUpload2").innerHTML+='<div id="div_'+j+'"><input  name="file_'+j+'" type="file"  /><input type="button" value="删除"  onclick="del_2('+j+')"/></div>';  
              j = j + 1;  
        });  
    });  
  
    function del_1(o){  
     document.getElementById("newUpload1").removeChild(document.getElementById("div_"+o));  
    }  
      
    function del_2(o){  
         document.getElementById("newUpload2").removeChild(document.getElementById("div_"+o));  
    }  
  
</script>  
</head>  
<body>  
  
     <h1>springMVC字节流输入上传文件</h1>   
    <form name="userForm1" action="<%=basePath%>/imageOpt/upload.spring" enctype="multipart/form-data" method="post">  
        <div id="newUpload1">  
            <input type="file" name="file">  
        </div>  
          
        <input type="button" id="btn_add1" value="增加一行" >  
        <input type="submit" value="上传" >  
    </form>   
    <br>  
    <br>  
    <hr align="left" width="60%" color="#FF0000" size="3">  
    <br>  
    <br>  
     <h1>springMVC包装类上传文件</h1>   
    <form name="userForm2" action="<%=basePath%>/imageOpt/upload2.spring" enctype="multipart/form-data" method="post"">  
        <div id="newUpload2">  
            <input type="file" name="file">  
        </div>  
        <input type="button" id="btn_add2" value="增加一行" >  
        <input type="submit" value="上传" >  
          
          
    </form>   
</body>  
</html> 